Apple has just released the second gold master of OS X Yosemite to developers, which could be downloaded in the Mac App Store. The update is titled OS X Yosemite GM Candidate 2.0 and follows the release of a new iOS 8.1 beta this morning. In addition to the developer GM Candidate 2.0, Apple is also releasing a public beta to Yosemite as well.
The release note says that this update is recommended for all users.
